﻿//
// WinBase.h.cs
// This file is part of Microsoft.WinAny.Helper library
//
// Author: Josip Habjan (habjan@gmail.com, http://www.linkedin.com/in/habjan) 
// Copyright (c) 2013-2016 by Josip Habjan. All rights reserved.
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

using System;
using System.Runtime.InteropServices;

namespace Microsoft.WinAny
{
    internal static unsafe class WinBase
    {
        [DllImport("kernel32.dll")]
        public static extern IntPtr LoadLibrary(string lpLibFileName);

        [DllImport("kernel32.dll")]
        public static extern bool FreeLibrary(IntPtr hModule);

        [DllImport("kernel32.dll")]
        public static extern IntPtr VirtualAlloc(IntPtr lpAddress, uint dwSize, uint flAllocationType, uint flProtect);

        [DllImport("kernel32.dll")]
        public static extern bool VirtualFree(IntPtr lpAddress, uint dwSize, uint dwFreeType);

        [DllImport("kernel32.dll")]
        public static extern bool VirtualProtect(IntPtr lpAddress, uint dwSize, uint flNewProtect, uint* lpflOldProtect);

        [DllImport("kernel32.dll")]
        public static extern IntPtr GetProcAddress(IntPtr hModule, string lpProcName);

        [DllImport("kernel32.dll")]
        public static extern IntPtr GetProcAddress(IntPtr hModule, byte* lpProcName);

    }
}
